This happens to me using Lucid on an Intel 4500m. The screen flickers and briefly displays lines at rare but random times. Generally only occurs on the bottom left or the entire right side. It might be a Compositing related issue, I will try running sans Compiz and confirm.
-- screen flickers in the bottom half of the screen at random https://bugs.launchpad.net/bugs/534894 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs